CN220931151U - Boiler combustion guiding device - Google Patents
Boiler combustion guiding device Download PDFInfo
- Publication number
- CN220931151U CN220931151U CN202322302666.XU CN202322302666U CN220931151U CN 220931151 U CN220931151 U CN 220931151U CN 202322302666 U CN202322302666 U CN 202322302666U CN 220931151 U CN220931151 U CN 220931151U
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- CN
- China
- Prior art keywords
- water conservancy
- conservancy diversion
- heat absorption
- orifice plate
- installation cover
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- 238000002485 combustion reaction Methods 0.000 title claims abstract description 24
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 42
- 238000009434 installation Methods 0.000 claims abstract description 31
- 239000000779 smoke Substances 0.000 claims abstract description 30
- 238000010521 absorption reaction Methods 0.000 claims description 62
- 238000007789 sealing Methods 0.000 claims description 7
- 235000019504 cigarettes Nutrition 0.000 claims description 4
- 230000005540 biological transmission Effects 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 230000006978 adaptation Effects 0.000 claims 1
- 239000011148 porous material Substances 0.000 description 15
- 230000000694 effects Effects 0.000 description 8
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 7
- 239000003546 flue gas Substances 0.000 description 7
- 238000004891 communication Methods 0.000 description 5
- 238000007599 discharging Methods 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
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- Incineration Of Waste (AREA)
Abstract
The utility model discloses a boiler combustion flow guiding device which comprises a mounting sleeve and a clamping groove. This boiler burning guiding device is equipped with the step groove in the smoke exhaust passage, be equipped with the installation cover in the step groove, the installation cover comprises two semicircle sleeve pipes, a plurality of draw-in grooves have been seted up in the installation cover, fang Bieka are equipped with one-level water conservancy diversion orifice plate in the draw-in groove, second grade water conservancy diversion orifice plate and tertiary water conservancy diversion orifice plate, the tip screw thread in step groove is installed exhaust pipe, be equipped with the elasticity ring pad between the one end of exhaust pipe inserted the step groove and the installation cover, through the setting in step groove, can conveniently hold the installation cover, conveniently install the installation cover in the step inslot with detachable mode, install two semicircle sleeve pipes of cover itself simultaneously, and one-level water conservancy diversion orifice plate, second grade water conservancy diversion orifice plate and tertiary water conservancy diversion orifice plate are the card in the installation cover, thereby can directly separate the installation cover, take out one-level water conservancy diversion orifice plate, second grade water conservancy diversion orifice plate and tertiary water conservancy diversion orifice plate, thereby clear up or change.
Description
Technical Field
The utility model relates to the technical field of boilers, in particular to a boiler combustion flow guiding device.
Background
In the operation process of the thermal power plant, the combustion condition of the boiler not only directly influences the operation condition and parameter change of the boiler, but also has great influence on the safety and economy of the operation of the whole unit, and the screen type superheater is arranged on the upper part or outlet of the combustion chamber of the boiler generally and is used for absorbing the radiation heat transfer of a hearth and the convection heat transfer of smoke and heating steam.
In publication (bulletin) No.: in the prior art of CN219346528U, a boiler combustion guiding device is disclosed, which proposes that the burner is arranged at four corners of the combustion chamber for tangential combustion, the air flow at the upper part of the combustion chamber still rotates, and the flue gas is concentrated at one side of the outlet section, so that the overtemperature phenomenon of the pipe walls of the superheater and the reheater is serious, so that the guiding device is required to avoid the damage of the boiler caused by the concentration of the flue gas, while the existing chinese patent, such as CN93217016.1, discloses a boiler combustion guiding device, and the guiding effect of the guiding device is relatively poor and the problem of recycling of heat is not utilized, and solves the problem.
However, in the prior art, the primary flow guiding orifice plate, the secondary flow guiding orifice plate and the tertiary flow guiding orifice plate are directly and fixedly connected in the smoke exhaust channel, and the problem that the smoke exhaust flow guiding effect is affected due to blockage easily occurs when the boiler combustion flow guiding device is used for a long time, so that the prior art is optimized.
Disclosure of utility model
The utility model aims to provide a boiler combustion flow guiding device for solving the problems in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
The utility model provides a boiler burning guiding device, includes the boiler, the top of boiler is equipped with album cigarette conical surface, and the top surface of album cigarette conical surface is equipped with downward intercommunication mouth of slope, and the tip intercommunication of intercommunication mouth has the water conservancy diversion heat absorption chamber, and the top of water conservancy diversion heat absorption chamber is equipped with the water conservancy diversion inclined plane, and the top of corresponding water conservancy diversion inclined plane is equipped with the smoke vent, is equipped with the step groove in the smoke vent, is equipped with the installation cover in the step groove, and the installation cover comprises two semicircle sleeve pipes, has seted up a plurality of draw-in grooves in the installation cover, and Fang Bieka is equipped with one-level water conservancy diversion orifice plate, second grade water conservancy diversion orifice plate and tertiary water conservancy diversion orifice plate in the draw-in groove, and the tip screw thread in step groove is installed smoke vent, is equipped with the elasticity ring pad between the one end and the installation cover that the step groove was inserted to smoke vent.
As a further scheme of the utility model: the top of the diversion heat absorption cavity is provided with a fixing seat, the diversion heat absorption cavity is rotationally provided with a heat absorption pipe body, and the outer wall of the heat absorption pipe body is fixedly connected with a heat conduction plate matched with the diversion heat absorption cavity.
As still further aspects of the utility model: the top of heat absorption body inserts fixing base and outer wall fixedly connected with first gear, is equipped with the second gear in the fixing base corresponding to the outside of first gear, and the bottom of fixing base is equipped with the groove of dodging that is used for heat absorption body to insert, first gear and second gear hold.
As still further aspects of the utility model: the second gear is connected with the first gear in a transmission way, the top of the fixing seat is fixedly connected with a motor, a power supply and a switch are externally connected with the motor, the output end of the motor is fixedly connected with the second gear through a rotating shaft, and the rotating shaft rotates to penetrate through the fixing seat.
As still further aspects of the utility model: the edge of the fixing seat corresponding to the heat absorption pipe body is fixedly penetrated with an output pipe communicated with the heat absorption pipe body, the middle of the fixing seat corresponding to the heat absorption pipe body is fixedly connected with an input pipe in a penetrating manner, and the bottom end of the input pipe is inserted into the inner side of the bottom of the heat absorption pipe body.
As still further aspects of the utility model: the outer wall of the input pipe is fixedly connected with a spiral blade matched with the heat absorption pipe body, and the spiral blade, the heat absorption pipe body and the input pipe jointly form a diversion channel.
As still further aspects of the utility model: one side of the diversion heat absorption cavity is provided with an access hole, a plug matched with the access hole is arranged in the access hole, the outer wall of the plug is fixedly connected with a sealing plate, and the sealing plate is fixedly arranged on the outer wall of the side edge of the diversion heat absorption cavity through bolts.
Compared with the prior art, the utility model has the beneficial effects that:
1. The utility model can conveniently accommodate the installation sleeve through the arrangement of the step groove, is matched with the arrangement of the smoke exhaust pipeline and the elastic ring pad, is convenient to install the installation sleeve in the step groove in a detachable mode, meanwhile, the installation sleeve is formed by two semicircular sleeves, and the primary flow guiding orifice plate, the secondary flow guiding orifice plate and the tertiary flow guiding orifice plate are clamped in the installation sleeve, so that the installation sleeve can be directly separated, the primary flow guiding orifice plate, the secondary flow guiding orifice plate and the tertiary flow guiding orifice plate can be taken out, and the problems that the blocking of the holes of the primary flow guiding orifice plate, the secondary flow guiding orifice plate and the tertiary flow guiding orifice plate affects the flow guiding effect caused by long-time use are avoided.
2. According to the utility model, the heat exchange area can be effectively increased by arranging the heat conducting pipe body and the heat conducting pipe, so that the heat exchange between the flue gas and the water in the heat conducting pipe body is facilitated, and the heat energy is recovered.
3. According to the utility model, the spiral blades, the heat absorption pipe body and the input pipe form the diversion channel together, so that the water liquid injected into the heat conduction pipe body rises spirally, and can be more fully contacted with the inner wall of the heat absorption pipe body, and the heating effect is more uniform.
4. According to the utility model, the motor is matched with the first gear and the second gear to drive the heat absorption pipe body to rotate, so that the heat conduction plate is driven to rotate, a turbulent flow effect is formed, and the flue gas in the diversion heat absorption cavity is more uniform.
Drawings
FIG. 1 is a schematic view of a boiler combustion deflector.
FIG. 2 is a partial structural cross-sectional view of a boiler combustion deflector.
Fig. 3 is an exploded view of a partial structure of a combustion guide device of a boiler.
In the figure: 1. a boiler; 2. a smoke collecting conical surface; 3. a communication port; 4. a diversion heat absorption cavity; 5. a diversion inclined plane; 6. a smoke exhaust passage; 7. a step groove; 8. a mounting sleeve; 9. a clamping groove; 10. a first-stage diversion pore plate; 11. a second-stage diversion pore plate; 12. three-stage flow guiding pore plates; 13. a smoke exhaust duct; 14. an elastic ring pad; 15. a fixing seat; 16. a heat absorbing pipe body; 17. a heat conductive plate; 18. a first gear; 19. a second gear; 20. a motor; 21. an output pipe; 22. an input tube; 23. a helical blade; 24. plugging; 25. and (5) sealing plates.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-3, in the embodiment of the utility model, a boiler combustion guiding device comprises a boiler 1, a smoke collecting conical surface 2 is arranged at the top of the boiler 1, a downward-inclined communication port 3 is arranged at the top surface of the smoke collecting conical surface 2, a guiding heat absorbing cavity 4 is communicated with the end part of the communication port 3, a guiding inclined surface 5 is arranged at the top of the guiding heat absorbing cavity 4, a smoke discharging channel 6 is arranged at the top of the corresponding guiding inclined surface 5, a step groove 7 is arranged in the smoke discharging channel 6, a mounting sleeve 8 is arranged in the step groove 7 and is abutted against a step of the step groove 7, the mounting sleeve 8 is composed of two semicircular sleeves, a plurality of clamping grooves 9 are formed in the mounting sleeve 8, a primary guiding pore plate 10, a secondary guiding pore plate 11 and a tertiary guiding pore plate 12 are arranged in Fang Bieka of the clamping grooves 9, a smoke discharging pipeline 13 is arranged at the end part of the step groove 7 in a threaded manner, and an elastic ring gasket 14 is arranged between one end of the step groove 7 and the mounting sleeve 8.
Through the setting of step groove 7, can conveniently hold installation cover 8, cooperation exhaust pipe 13 and elastic ring pad 14's setting, conveniently install installation cover 8 in step groove 7 with detachable mode, install two semicircle sleeve pipes of cover 8 itself simultaneously and one-level water conservancy diversion orifice plate 10, second grade water conservancy diversion orifice plate 11 and tertiary water conservancy diversion orifice plate 12 are the card in installation cover 8, thereby can directly separate installation cover 8, take out one-level water conservancy diversion orifice plate 10, second grade water conservancy diversion orifice plate 11 and tertiary water conservancy diversion orifice plate 12, thereby clear up or change, avoid long-time use and lead to one-level water conservancy diversion orifice plate 10, second grade water conservancy diversion orifice plate 11 and tertiary water conservancy diversion orifice plate 12 hole to block up the problem that influences the water conservancy diversion effect.
The top of the diversion heat absorption cavity 4 is provided with a fixed seat 15, the diversion heat absorption cavity 4 is rotationally provided with a heat absorption pipe body 16, and the outer wall of the heat absorption pipe body 16 is fixedly connected with a heat conduction plate 17 which is matched with the diversion heat absorption cavity 4.
An output pipe 21 communicated with the heat absorption pipe 16 is fixedly penetrated through the edge of the fixed seat 15 corresponding to the heat absorption pipe 16, an input pipe 22 is fixedly connected with the middle part of the fixed seat 15 corresponding to the heat absorption pipe 16 in a penetrating manner, and the bottom end of the input pipe 22 is inserted into the inner side of the bottom of the heat absorption pipe 16.
The top of the heat absorption tube 16 is inserted into the fixed seat 15, the outer wall of the heat absorption tube 16 is fixedly connected with the first gear 18, the second gear 19 is arranged in the fixed seat 15 corresponding to the outer side of the first gear 18, and the bottom of the fixed seat 15 is provided with an avoidance groove for the heat absorption tube 16 to be inserted into and accommodated by the first gear 18 and the second gear 19.
The second gear 19 is in transmission connection with the first gear 18, the top of the fixed seat 15 is fixedly connected with a motor 20, the motor 20 is externally connected with a power supply and a switch, the output end of the motor 20 is fixedly connected with the second gear 19 through a rotating shaft, and the rotating shaft rotates to penetrate through the fixed seat 15.
The motor 20 is matched with the first gear 18 and the second gear 19 to drive the heat absorption pipe 16 to rotate, so that the heat conduction plate 17 is driven to rotate, a turbulent flow effect is formed, and the flue gas in the diversion heat absorption cavity 4 is more uniform.
The outer wall of the input pipe 22 is fixedly connected with a helical blade 23 which is matched with the heat absorption pipe 16.
The spiral blades 23, the heat absorption tube 16 and the input tube 22 form a diversion channel together, so that water injected into the heat absorption tube 16 spirally rises, and the water can be fully contacted with the inner wall of the heat absorption tube 16, and the heating effect is more uniform.
One side of the diversion heat absorption cavity 4 is provided with an access hole, a plug 24 matched with the access hole is arranged in the access hole, the outer wall of the plug 24 is fixedly connected with a sealing plate 25, and the sealing plate 25 is fixedly arranged on the outer wall of the side edge of the diversion heat absorption cavity 4 through bolts.
Thereby the heat conduction plate 17 can be cleaned by overhauling the diversion and heat absorption cavity 4 in a mode of opening an overhauling hole.
The working principle of the utility model is as follows:
When the smoke collecting device is used, smoke in the boiler 1 is converged towards the communication port 3 through the smoke collecting conical surface 2, the smoke enters the diversion heat absorption cavity 4 through the communication port 3, the motor 20 drives the second gear 19 to rotate at the moment, the heat absorption pipe body 16 is further driven to rotate through the cooperation of the first gear 18, the heat conduction plate 17 is driven to rotate, the smoke entering the diversion heat absorption cavity 4 is even, the even smoke enters the smoke exhaust channel 6 through the diversion inclined surface 5, and finally passes through the primary diversion pore plate 10, the secondary diversion pore plate 11 and the tertiary diversion pore plate 12 to be exhausted through the smoke exhaust pipeline 13. The flue gas is uniformly guided through the first-stage guide orifice plate 10, the second-stage guide orifice plate 11 and the third-stage guide orifice plate 12.
In the flue gas flowing process, water is continuously led into the heat absorption pipe body 16 through the input pipe 22, rises through the spiral channel, exchanges heat with the heat absorption pipe body 16, and accordingly preheating recovery is carried out, and the heat exchange water is discharged through the output pipe 21.
During maintenance, dismantle shrouding 25, take out shutoff 24 in step from the access hole, can clear up heat conduction board 17 through the access hole this moment to directly take out the impurity of clearance through the access hole.
After the installation sleeve 8 is used for a period of time, the smoke exhaust pipeline 13 can be unscrewed, the elastic ring gasket 14 is taken down, the installation sleeve 8 is taken out, two semicircular sleeves of the installation sleeve 8 are separated, the primary flow guide pore plate 10, the secondary flow guide pore plate 11 and the tertiary flow guide pore plate 12 can be taken out and disassembled, the primary flow guide pore plate 10, the secondary flow guide pore plate 11 and the tertiary flow guide pore plate 12 can be cleaned or replaced, then the installation sleeve 8 is assembled and installed through reverse operation, and the installation is completed through tightening of the smoke exhaust pipeline 13, so that the installation sleeve 8 is abutted tightly through the elastic ring gasket 14.
Although the present utility model has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.
Claims (7)
1. A boiler combustion guiding device, comprising a boiler (1), characterized in that: the top of boiler (1) is equipped with album cigarette conical surface (2), the top surface of album cigarette conical surface (2) is equipped with decurrent intercommunication mouth (3) of slope, the tip intercommunication of intercommunication mouth (3) has water conservancy diversion endothermic chamber (4), the top of water conservancy diversion endothermic chamber (4) is equipped with water conservancy diversion inclined plane (5), the top of corresponding water conservancy diversion inclined plane (5) is equipped with smoke vent (6), be equipped with step groove (7) in smoke vent (6), be equipped with installation cover (8) in step groove (7), installation cover (8) are by two semicircle sleeve pipes constitution, a plurality of draw-in grooves (9) have been seted up in installation cover (8), the card is equipped with one-level water conservancy diversion orifice plate (10) in draw-in groove (9), second grade water conservancy diversion orifice plate (11) and tertiary water conservancy diversion orifice plate (12), smoke vent (13) are installed to the tip screw thread of step groove (7), be equipped with elasticity ring pad (14) between the one end of inserting step groove (7) and installation cover (8).
2. A boiler combustion deflector as set forth in claim 1 wherein: the top of water conservancy diversion heat absorption chamber (4) is equipped with fixing base (15), and the rotation of water conservancy diversion heat absorption chamber (4) is equipped with heat absorption body (16), and the outer wall fixedly connected with of heat absorption body (16) is with heat conduction board (17) of water conservancy diversion heat absorption chamber (4) looks adaptation.
3. A boiler combustion deflector as set forth in claim 2 wherein: the top of the heat absorption tube body (16) is inserted into the fixed seat (15) and the outer wall is fixedly connected with the first gear (18), and a second gear (19) is arranged in the fixed seat (15) corresponding to the outer side of the first gear (18).
4. A boiler combustion deflector as set forth in claim 3 wherein: the second gear (19) is in transmission connection with the first gear (18), the top of the fixing seat (15) is fixedly connected with a motor (20), the output end of the motor (20) is fixedly connected with the second gear (19) through a rotating shaft, and the rotating shaft rotates to penetrate through the fixing seat (15).
5. A boiler combustion deflector as set forth in claim 3 wherein: the edge of the fixing seat (15) corresponding to the heat absorption pipe body (16) is fixedly penetrated with an output pipe (21) communicated with the heat absorption pipe body (16), the middle part of the fixing seat (15) corresponding to the heat absorption pipe body (16) is fixedly connected with an input pipe (22) in a penetrating way, and the bottom end of the input pipe (22) is inserted into the inner side of the bottom of the heat absorption pipe body (16).
6. The boiler combustion guide apparatus of claim 5, wherein: the outer wall of the input pipe (22) is fixedly connected with a spiral blade (23) matched with the heat absorption pipe body (16), and the spiral blade (23), the heat absorption pipe body (16) and the input pipe (22) form a diversion channel together.
7. A boiler combustion deflector as set forth in claim 1 wherein: one side of the diversion heat absorption cavity (4) is provided with an access hole, a plug (24) matched with the access hole is arranged in the access hole, the outer wall of the plug (24) is fixedly connected with a sealing plate (25), and the sealing plate (25) is fixedly arranged on the outer wall of the side edge of the diversion heat absorption cavity (4) through bolts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322302666.XU CN220931151U (en) | 2023-08-27 | 2023-08-27 | Boiler combustion guiding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322302666.XU CN220931151U (en) | 2023-08-27 | 2023-08-27 | Boiler combustion guiding device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220931151U true CN220931151U (en) | 2024-05-10 |
Family
ID=90932936
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322302666.XU Active CN220931151U (en) | 2023-08-27 | 2023-08-27 | Boiler combustion guiding device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220931151U (en) |
-
2023
- 2023-08-27 CN CN202322302666.XU patent/CN220931151U/en active Active
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